<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>

<div id="app">
  <h1>差值表达式</h1>
  <h3>{{ msg }}</h3>
  <h3>{{ count }}</h3>
  <h1>v-text</h1>
  <div v-text="msg"></div>
  <h1>v-model</h1>
  <input type="text" v-model="msg">
  <input type="text" v-model="count">
</div>
<script src="./js/dep.js"></script>
<script src="./js/watcher.js"></script>
<script src="./js/compiler.js"></script>
<script src="./js/observer.js"></script>
<script src="./js/vue.js"></script>

<script>
  let vm = new Vue({
    el: '#app',
    data: {
      msg: 'hello',
      count: 100,
      person: {name: 'zs'}
    }
  })

</script>

</body>
</html>
